Search

Dung H. Bui

Examiner (ID: 4731, Phone: (571)270-7077 , Office: P/1773 )

Most Active Art Unit
1773
Art Unit(s)
1775, 1773, 1776, 1772, 1797, 4153
Total Applications
1691
Issued Applications
1279
Pending Applications
191
Abandoned Applications
269

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19440266 [patent_doc_number] => 12090494 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Cyclone separator particularly for a powder recovery device of a powder coating system [patent_app_type] => utility [patent_app_number] => 18/045721 [patent_app_country] => US [patent_app_date] => 2022-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8204 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18045721 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/045721
Cyclone separator particularly for a powder recovery device of a powder coating system Oct 10, 2022 Issued
Array ( [id] => 20128170 [patent_doc_number] => 12370470 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Reserve tank [patent_app_type] => utility [patent_app_number] => 17/963742 [patent_app_country] => US [patent_app_date] => 2022-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 2407 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 397 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17963742 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963742
Reserve tank Oct 10, 2022 Issued
Array ( [id] => 18164120 [patent_doc_number] => 20230030715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => VACUUM EXCAVATION APPARATUS HAVING A DECELERATION VESSEL AND METHODS FOR EXCAVATING A SITE [patent_app_type] => utility [patent_app_number] => 17/963375 [patent_app_country] => US [patent_app_date] => 2022-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15446 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17963375 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963375
Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site Oct 10, 2022 Issued
Array ( [id] => 18309533 [patent_doc_number] => 20230113433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => HYDROGEN SULFIDE ADSORPTION PROCESS AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/962368 [patent_app_country] => US [patent_app_date] => 2022-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17962368 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/962368
HYDROGEN SULFIDE ADSORPTION PROCESS AND APPARATUS Oct 6, 2022 Pending
Array ( [id] => 19096761 [patent_doc_number] => 20240115988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => MEMBRANE PERMEATE RECYCLE WITH PRESSURIZED ANAEROBIC DIGESTERS [patent_app_type] => utility [patent_app_number] => 17/961002 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9307 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17961002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/961002
MEMBRANE PERMEATE RECYCLE WITH PRESSURIZED ANAEROBIC DIGESTERS Oct 5, 2022 Pending
Array ( [id] => 18299506 [patent_doc_number] => 20230109192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => CO2 CAPTURE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/938023 [patent_app_country] => US [patent_app_date] => 2022-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938023 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938023
CO2 CAPTURE SYSTEM Oct 3, 2022 Pending
Array ( [id] => 18144314 [patent_doc_number] => 20230018165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => CENTRIFUGAL SEPARATION-TYPE OIL SEPARATOR [patent_app_type] => utility [patent_app_number] => 17/955283 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955283 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/955283
Centrifugal separation-type oil separator Sep 27, 2022 Issued
Array ( [id] => 18954031 [patent_doc_number] => 20240042358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => LENS PROTECTION STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/944360 [patent_app_country] => US [patent_app_date] => 2022-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17944360 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/944360
LENS PROTECTION STRUCTURE Sep 13, 2022 Pending
Array ( [id] => 19247324 [patent_doc_number] => 20240198309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => DEVICE AND METHOD FOR SEPARATING PARTICLES FROM AEROSOLS FOR CONDITIONING TEST AEROSOLS FOR PENETRATION MEASUREMENT ON FILTERS [patent_app_type] => utility [patent_app_number] => 18/554956 [patent_app_country] => US [patent_app_date] => 2022-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18554956 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554956
DEVICE AND METHOD FOR SEPARATING PARTICLES FROM AEROSOLS FOR CONDITIONING TEST AEROSOLS FOR PENETRATION MEASUREMENT ON FILTERS Sep 8, 2022 Pending
Array ( [id] => 18108552 [patent_doc_number] => 20230001432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => CYCLONE SEPARATOR ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 17/902841 [patent_app_country] => US [patent_app_date] => 2022-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902841
Cyclone separator arrangement Sep 3, 2022 Issued
Array ( [id] => 18979173 [patent_doc_number] => 11904328 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Induction powered vortex fluid separator [patent_app_type] => utility [patent_app_number] => 17/898658 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2195 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17898658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/898658
Induction powered vortex fluid separator Aug 29, 2022 Issued
Array ( [id] => 19344010 [patent_doc_number] => 20240252973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => CASCADED APPARATUS FOR FORMING ARTIFICIAL FOREST [patent_app_type] => utility [patent_app_number] => 18/006515 [patent_app_country] => US [patent_app_date] => 2022-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6330 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18006515 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/006515
CASCADED APPARATUS FOR FORMING ARTIFICIAL FOREST Aug 24, 2022 Pending
Array ( [id] => 18035037 [patent_doc_number] => 20220379252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => TWO-PHASE SEPARATOR DEVICE FOR REMOVING CONDENSATE OR PARTICULATE FROM A GAS STREAM [patent_app_type] => utility [patent_app_number] => 17/816863 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17816863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/816863
Two-phase separator device for removing condensate or particulate from a gas stream Aug 1, 2022 Issued
Array ( [id] => 18019439 [patent_doc_number] => 20220370938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => DUST CONTROL SYSTEM AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/871929 [patent_app_country] => US [patent_app_date] => 2022-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17871929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/871929
DUST CONTROL SYSTEM AND RELATED METHODS Jul 22, 2022 Abandoned
Array ( [id] => 18870122 [patent_doc_number] => 11857902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => High-stability shale gas desanding device with gravel storage mechanism [patent_app_type] => utility [patent_app_number] => 17/868581 [patent_app_country] => US [patent_app_date] => 2022-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 6347 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 545 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17868581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/868581
High-stability shale gas desanding device with gravel storage mechanism Jul 18, 2022 Issued
Array ( [id] => 17943757 [patent_doc_number] => 20220330774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => FILTER CLEANING [patent_app_type] => utility [patent_app_number] => 17/857756 [patent_app_country] => US [patent_app_date] => 2022-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17857756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/857756
Filter cleaning Jul 4, 2022 Issued
Array ( [id] => 20328662 [patent_doc_number] => 12458922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Electroactive species and method for electrochemical gas separation [patent_app_type] => utility [patent_app_number] => 17/851318 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 17248 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17851318 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/851318
Electroactive species and method for electrochemical gas separation Jun 27, 2022 Issued
Array ( [id] => 19440265 [patent_doc_number] => 12090493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Apparatus and method for dry cleaning of polluted flue gases [patent_app_type] => utility [patent_app_number] => 17/848364 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4176 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17848364 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/848364
Apparatus and method for dry cleaning of polluted flue gases Jun 22, 2022 Issued
Array ( [id] => 18076257 [patent_doc_number] => 20220401869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => AIR DUCT OPENING COVER ASSEMBLY AND METHOD OF COVERING AN AIR DUCT OPENING [patent_app_type] => utility [patent_app_number] => 17/844099 [patent_app_country] => US [patent_app_date] => 2022-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844099
AIR DUCT OPENING COVER ASSEMBLY AND METHOD OF COVERING AN AIR DUCT OPENING Jun 19, 2022 Pending
Array ( [id] => 17991053 [patent_doc_number] => 20220357090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => Refrigerator [patent_app_type] => utility [patent_app_number] => 17/843905 [patent_app_country] => US [patent_app_date] => 2022-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7041 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17843905 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/843905
Refrigerator Jun 16, 2022 Issued
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